Question

How to insert an element at a specific index in a list with Java

Answer 1

import java.util.ArrayList;
import java.util.List;

class Program {
    public static void main(String[] args) {
        List<Integer> list = new ArrayList<>();
        list.add(4);
        list.add(9);
        list.add(8);
        list.add(6);
        list.add(5);
        list.add(7);
        
        list.add(2, 100);
        
        for (int number : list) {
            System.out.print(number + " ");
        }
    }
}


   
/*
run:
   
4 9 100 8 6 5 7 
  
*/

 

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